diff --git a/pkg/cluster/pool.go b/pkg/cluster/pool.go
index 4526f4a..73a81bb 100644
--- a/pkg/cluster/pool.go
+++ b/pkg/cluster/pool.go
@@ -128,12 +128,15 @@ func (pool *NodePool) Add(node *model.Node) {
 	defer pool.buildIndexMap()
 	defer pool.lock.Unlock()
 
-	if _, ok := pool.active[node.ID]; ok {
-		// TODO: refresh node
-		return
+	var (
+		old Node
+		ok  bool
+	)
+	if old, ok = pool.active[node.ID]; !ok {
+		old, ok = pool.inactive[node.ID]
 	}
-
-	if _, ok := pool.inactive[node.ID]; ok {
+	if old != nil {
+		old.Init(node)
 		return
 	}
 
diff --git a/service/admin/node.go b/service/admin/node.go
index 7d52dbd..a82b3a7 100644
--- a/service/admin/node.go
+++ b/service/admin/node.go
@@ -24,6 +24,7 @@ func (service *AddNodeService) Add() serializer.Response {
 		}
 	}
 
+	cluster.Default.Add(&service.Node)
 	return serializer.Response{Data: service.Node.ID}
 }